<template>
  <div class="wrap">
    <div class="container">
      <h1 style="margin-top: -120px;margin-bottom: 20px">Welcome</h1>
      <el-input v-model.trim="username" placeholder="用户名" clearable style="margin-bottom: 16px;font-size: 20px">
        <i slot="prefix" class="el-input__icon el-icon-user-solid"></i>
      </el-input>
      <el-input v-model.trim="password"  show-password placeholder="密码" clearable style="margin-bottom: 16px;font-size: 20px"
                @keyup.enter.native="handleLogin">
        <i slot="prefix" class="el-input__icon el-icon-lock"></i>
      </el-input>
      <el-button  type="info" style="width: 100%" plain @click="handleLogin" >登录</el-button>
    </div>
    <ul>
      <li></li>
      <li></li>
      <li></li>
      <li></li>
      <li></li>
      <li></li>
      <li></li>
      <li></li>
      <li></li>
      <li></li>
    </ul>
  </div>
</template>

<script>
import { getData } from '../datastore'
export default {
  name: 'Login',
  data () {
    return {
      username: '',
      password: ''
    }
  },
  methods: {
    handleLogin () {
      let dbName = getData('username')
      let dbPassword = getData('password')
      if (dbName === this.username && dbPassword === this.password) {
        this.$router.replace('/home')
      } else {
          this.$message({
              showClose: true,
              message: '用户名或密码错误',
              type: 'error',
              duration: 2000
          })
      }
    }
  }
}
</script>

<style scoped>
  * {
    box-sizing: border-box;
  }
  body {
    margin: 0;
    padding: 0;
    font: 16px/20px microsft yahei;
  }
  .wrap {
    display: flex;
    align-items: center;
    width: 100%;
    height:100%;
    position: fixed;
    /*top: 50%;*/
    /*margin-top: 0;*/
    opacity: 0.8;
    background: linear-gradient(to bottom right,#1758AF,#536DFE);
    background: -webkit-linear-gradient(to bottom right,#1758AF,#536DFE);
  }
  .container {
    width: 30%;
    margin: 0 auto;
  }
  .container h1 {
    text-align: center;
    color: #FFFFFF;
    font-weight: 500;
  }
  .container input {
    width: 320px;
    display: block;
    height: 36px;
    border: 0;
    outline: 0;
    padding: 6px 10px;
    line-height: 24px;
    margin: 32px auto;
    -webkit-transition: all 0s ease-in 0.1ms;
    -moz-transition: all 0s ease-in 0.1ms;
    transition: all 0s ease-in 0.1ms;
  }
  .container input[type="text"] , .container input[type="password"]  {
    background-color: #FFFFFF;
    font-size: 16px;
    color: #50a3a2;
  }
  .container input[type='submit'] {
    font-size: 16px;
    letter-spacing: 2px;
    color: #666666;
    background-color: #FFFFFF;
  }
  .container input:focus {
    width: 400px;
  }
  .container input[type='submit']:hover {
    cursor: pointer;
    width: 400px;
  }

  .wrap ul {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -10;
  }
  .wrap ul li {
    list-style-type: none;
    display: block;
    position: absolute;
    bottom: -120px;
    width: 15px;
    height: 15px;
    z-index: -8;
    background-color:rgba(255, 255, 255, 0.15);
    animotion: square 25s infinite;
    -webkit-animation: square 25s infinite;
  }
  .wrap ul li:nth-child(1) {
    left: 0;
    animation-duration: 10s;
    -moz-animation-duration: 10s;
    -o-animation-duration: 10s;
    -webkit-animation-duration: 10s;
  }
  .wrap ul li:nth-child(2) {
    width: 40px;
    height: 40px;
    left: 10%;
    animation-duration: 15s;
    -moz-animation-duration: 15s;
    -o-animation-duration: 15s;
    -webkit-animation-duration: 15s;
  }
  .wrap ul li:nth-child(3) {
    left: 20%;
    width: 25px;
    height: 25px;
    animation-duration: 12s;
    -moz-animation-duration: 12s;
    -o-animation-duration: 12s;
    -webkit-animation-duration: 12s;
  }
  .wrap ul li:nth-child(4) {
    width: 50px;
    height: 50px;
    left: 30%;
    -webkit-animation-delay: 3s;
    -moz-animation-delay: 3s;
    -o-animation-delay: 3s;
    animation-delay: 3s;
    animation-duration: 12s;
    -moz-animation-duration: 12s;
    -o-animation-duration: 12s;
    -webkit-animation-duration: 12s;
  }
  .wrap ul li:nth-child(5) {
    width: 60px;
    height: 60px;
    left: 40%;
    animation-duration: 10s;
    -moz-animation-duration: 10s;
    -o-animation-duration: 10s;
    -webkit-animation-duration: 10s;
  }
  .wrap ul li:nth-child(6) {
    width: 75px;
    height: 75px;
    left: 50%;
    -webkit-animation-delay: 7s;
    -moz-animation-delay: 7s;
    -o-animation-delay: 7s;
    animation-delay: 7s;
  }
  .wrap ul li:nth-child(7) {
    left: 60%;
    animation-duration: 8s;
    -moz-animation-duration: 8s;
    -o-animation-duration: 8s;
    -webkit-animation-duration: 8s;
  }
  .wrap ul li:nth-child(8) {
    width: 90px;
    height: 90px;
    left: 70%;
    -webkit-animation-delay: 4s;
    -moz-animation-delay: 4s;
    -o-animation-delay: 4s;
    animation-delay: 4s;
  }
  .wrap ul li:nth-child(9) {
    width: 100px;
    height: 100px;
    left: 80%;
    animation-duration: 20s;
    -moz-animation-duration: 20s;
    -o-animation-duration: 20s;
    -webkit-animation-duration: 20s;
  }
  .wrap ul li:nth-child(10) {
    width: 120px;
    height: 120px;
    left: 90%;
    -webkit-animation-delay: 6s;
    -moz-animation-delay: 6s;
    -o-animation-delay: 6s;
    animation-delay: 6s;
    animation-duration: 30s;
    -moz-animation-duration: 30s;
    -o-animation-duration: 30s;
    -webkit-animation-duration: 30s;
  }

  @keyframes square {
    0%  {
      -webkit-transform: translateY(0);
      transform: translateY(0)
    }
    100% {
      bottom: 400px;
      transform: rotate(600deg);
      -webit-transform: rotate(600deg);
      -webkit-transform: translateY(-500);
      transform: translateY(-500)
    }
  }
  @-webkit-keyframes square {
    0%  {
      -webkit-transform: translateY(0);
      transform: translateY(0)
    }
    100% {
      bottom: 400px;
      transform: rotate(600deg);
      -webit-transform: rotate(600deg);
      -webkit-transform: translateY(-500);
      transform: translateY(-500)
    }
  }
</style>
